Revert "Modification to allow images to be loaded from an object (in this case a core data object) rather than from a file."

This reverts commit a4adf182c2958dbdefafd3c38cac499daec3ca33.
Merge branch 'release/1.0.0'
Move logging to header file, to better support CocoaPods.
Add missing source header.
Fix typo in class name.
Update README with CocoaPods info.
Remove non-core imports from BRScroller.h to support Core CocoaPods spec.
Fix import to what's actually needed.
Fix includes to just what is needed.